Table 2. Bone mineral measurements from μCT in femora and tibiae. Values are means (± SEM).
1-Week 2-Week 4-Week 8-Week
L1 C1 L2 C2 L4 C4 L8 C8
Femur n=12 n=12 n=12 n=12 n=12 n=12 n=11 n=12
Ct. vBMD (g/cm3) 1.173 (.003) 1.178 (.004) 1.200 (.006) 1.213 (.010) 1.264 (.004) 1.262 (.006) 1.298 (.004) 1.298 (.005)
Ct. BMC (mg) 5.2 (.1) 4.9 (.3) 5.8 (.1) 5.9 (.1) 3.5. (.3) 4.1 (.6) 7.5 (.1) 7.4 (.1)
Tibia n=12 n=12 n=12 n=12 n=12 n=12 n=12 n=12
Ct. vBMD (g/cm3) 1.137 (.005) 1.147 (.005) 1.174 (.007) 1.178 (.005) 1.220 (.004) 1.210 (.003) 1.265 (.004) 1.268 (.006)
Ct. BMC (mg) 3.5 (.1) 3.7 (.1) 4.0 (.1) 4.0 (.1) 4.7 (.2) 4.5 (.1) 5.3 (.1) 5.0 (.1) *
*, significant difference between landing group and age-matched control group, p < 0.05. Ct., cortical; vBMD (g/cm3), volumetric bone mineral density; BMC, bone mineral content (mg).